Brian Finlayson, The University of Melbourne and Ray Sumner, California State University, Dominguez Hills
A total eclipse that travelled the full width of Australia in 1922 offered astronomers the chance to confirm Einstein’s theory of general relativity - and for the community to enjoy a rare spectacle.
Woodcut from Camille Flammarion’s 1888 book L'Atmosphère : météorologie populaire. The caption reads: ‘A missionary of the Middle Ages tells that he had found the point where the sky and the Earth touch’ and continues, ‘What is there, then, in this blue sky, which certainly exists, and which veils the stars during the day?’
Wikipedia
Albert Einstein may have been the ultimate example of a visionary genius, but that did not stop him from twice losing his way due to beliefs that were perhaps not so scientific.
A white dward (centre) and its companion pulsar make for an excellent natural gravitational laboratory.
Mark Myers/OzGrav
One of Einstein’s weirder predictions is that massive, spinning objects exert a drag on space-time itself. Now an orbiting pair of unusual stars has revealed this effect in action.